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Diffstat (limited to 'target/s390x/ioinst.c')
-rw-r--r--target/s390x/ioinst.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/target/s390x/ioinst.c b/target/s390x/ioinst.c
index 4ad07e9181..fd659e77a5 100644
--- a/target/s390x/ioinst.c
+++ b/target/s390x/ioinst.c
@@ -60,8 +60,6 @@ void ioinst_handle_csch(S390CPU *cpu, uint64_t reg1)
{
int cssid, ssid, schid, m;
SubchDev *sch;
- int ret = -ENODEV;
- int cc;
if (ioinst_disassemble_sch_ident(reg1, &m, &cssid, &ssid, &schid)) {
program_interrupt(&cpu->env, PGM_OPERAND, 4);
@@ -69,15 +67,11 @@ void ioinst_handle_csch(S390CPU *cpu, uint64_t reg1)
}
trace_ioinst_sch_id("csch", cssid, ssid, schid);
sch = css_find_subch(m, cssid, ssid, schid);
- if (sch && css_subch_visible(sch)) {
- ret = css_do_csch(sch);
- }
- if (ret == -ENODEV) {
- cc = 3;
- } else {
- cc = 0;
+ if (!sch || !css_subch_visible(sch)) {
+ setcc(cpu, 3);
+ return;
}
- setcc(cpu, cc);
+ setcc(cpu, css_do_csch(sch));
}
void ioinst_handle_hsch(S390CPU *cpu, uint64_t reg1)